Home / 1,276,277.40-1,914,416.10-1,232,974.80

Finding the Fourth Proportional to 1,276,277.40, 1,914,416.10 and 1,232,974.80

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Solution

The fourth proportional to 1,276,277.40, 1,914,416.10 and 1,232,974.80 is: 1,849,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,277.40 : 1,914,416.10 = 1,232,974.80 : x
  2. Step 2: Convert to fraction form
    1,276,277.40/1,914,416.10 = 1,232,974.80/x
  3. Step 3: Cross multiply
    1,276,277.40x = 1,914,416.10 × 1,232,974.80
  4. Step 4: Simplify right side
    1,276,277.40x = 2,360,426,808,014.28
  5. Step 5: Solve for x
    x = 2,360,426,808,014.28/1,276,277.40
  6. Step 6: Final answer
    x = 1,849,462.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.